Suspensia X17CJ0259 Suspension Control Arm - Rear Upper

Rear Upper Control Arm for Acura TSX

This Suspensia rear upper suspension control arm is built for 2004-2008 Acura TSX applications and is engineered with forged steel construction for dependable suspension service. Part number X17CJ0259 is supplied pre-greased and includes rubber bushings, a dust boot, a castle nut, and a cotter pin for a complete replacement assembly.

Key Features

• Fits 2004-2008 Acura TSX, rear upper
• Forged steel control arm construction
• Pre-greased for initial service readiness
• Rubber bushings with black bushing color
• Rubber dust boot with black boot color
• Castle nut and cotter pin included
• Stud thread size: M12 x 1.25
• Wrench size: 17 mm
• Ball joint not included
• Grease fitting not included; non-greaseable design

Detailed Description

Suspensia X17CJ0259 is a rear upper control arm for the Acura TSX, covering 2004, 2005, 2006, 2007, and 2008 model years. It uses forged steel for strength and rubber bushings for a factory-style suspension interface. The assembly is pre-greased and includes a rubber dust boot to help protect the joint area during normal road use. Suspensia is manufactured in Turkey in IATF16949 certified factories, with production backed by ISC Industries’ OE supply experience for major global vehicle manufacturers.

This part cross-references MOOG Chassis Products RK621873 for the same application. Part number X17CJ0259 is also associated with OE-style replacement numbers 52390S3VA01, 52390SEA901, and 526955.

Common Issues This Part May Address

• Rear suspension looseness or play on Acura TSX models
• Clunking or knocking from the rear upper suspension area
• Uneven rear tire wear related to worn control arm bushings
• Suspension alignment instability after bushing or arm wear
• Visible cracking, separation, or deterioration in the control arm bushings

Installation Notes and Tips

Fits 2004-2008 Acura TSX, rear upper. Confirm the stud thread size and mounting orientation before installation, and inspect adjacent suspension components for wear while the arm is removed. Because this assembly is non-greaseable and does not include a ball joint, verify the existing suspension layout matches the original part before replacement. A professional alignment is recommended after suspension work.

Quality Assurance

Suspensia parts are produced in Turkey in IATF16949 certified factories. The brand is owned by ISC Industries, a supplier to OE Tier 1 customers including Ford, Fiat/Chrysler, Volkswagen Group, and Renault/Nissan, as well as Tier 2 suppliers worldwide.